MAINTAINERS/s390x: add terminal3270.c

Signed-off-by: NChristian Borntraeger <borntraeger@de.ibm.com>
Acked-by: NHalil Pasic <pasic@linux.vnet.ibm.com>
Message-Id: <20170918130455.144262-1-borntraeger@de.ibm.com>
Signed-off-by: NCornelia Huck <cohuck@redhat.com>

MAINTAINERS

@@ -789,6 +789,7 @@ M: Christian Borntraeger <borntraeger@de.ibm.com>
 M: Alexander Graf <agraf@suse.de>
 S: Supported
 F: hw/char/sclp*.[hc]
+F: hw/char/terminal3270.c
 F: hw/s390x/
 F: include/hw/s390x/
 F: pc-bios/s390-ccw/